mathematics

If you start a biology experiment with5000000 cells and 25% of the cells are dying every minute, how long with it be before there are fewer than 1000 cells?

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  1. 1000 ≤ 5000000(1 - .25)^n

    ln(1000) ≤ ln(5000000) + n ln(.75)

    [ln(1000) - ln(5000000)] / ln(.75) ≤ n

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  2. Yes

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  3. 30974552

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  4. Maths

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